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Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published PetroChina and Res Inst Safety & Env Tech Co Ltd China National Petroleum Corp patent application for Pressurization and Temperature Coupling Controlled Micro-pressure Cabin. The invention was developed by Ye Hong, Yuan Weixing, Xu Wenbo, Qing Fengdi, ..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd patent application for Cu-based Catalyst, Preparation Method and Application Thereof, and Method for Preparing 1-phenethyl Alcohol Through Acetophenone Hydrogenation. Che..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd patent application for Dehydrogenation Catalyst, Preparation Method and Application Thereof, and Method for Preparing P-dioxanone by Dehydrogenation of Diethylene Glycol..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released Shaanxi Qingyi Energy Tech Co Ltd and China University of Petroleum, East China patent application for Pt Cluster Catalyst, Preparation Method and Application. This invention was developed by Sun Huailu, Tuo Yongxiao, Chen Liqin, Yao Weilong and Wang Bi..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Catalyst patent application for Catalyst for Carbon Nanotube Synthesis, Preparation Method Thereof and Carbon Nanotube Synthesis Method. This invention was developed by Du Jintao, Zhang Jingpeng, Wu Yong'an, Zhao B..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published PetroChina and Beijing Institute of Technology patent application for Dehydrogenation Cracking Bifunctional Catalyst as Well as Preparation Method and Application Thereof. The invention was developed by Zhang Zhongdong, Wu Qin, Yu Qianqian, Jia Shujun,..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- University of Science and Technology Beijing has sought patent for Small Low-nitrogen Combustor and Combustion Method. This invention was developed by Kanenari and Li Jingfei.
The patent application number is CN202510263700 20250306. The patent publication number is CN120043117 (A). International Patent Cl..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published Noritz patent application for Premixing Device and Combustion Device Equipped with Premixing Device. The invention was developed by Ogawa Kyohei, Sugie Shigeo, Karaki Tatsuya, Funabiki Tsuneo, Kusakabe Makoto and Yoshida Naoya.
The patent applicatio..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- Zhejiang Mintai Cylinder Co Ltd has submitted a patent application for Self-inclination Prevention Liquefied Gas Steel Cylinder and Processing Method Thereof. This invention was developed by Xu Shoulong, Wang Siyan and Pan Chenhui.
The patent application number is CN202510247076 20250304. The patent public..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd patent application for Carbon Dioxide Adsorbent as Well as Preparation Method and Application Thereof. Wang Haiyang, Zhang Xinwei, Li Hongying, Guo Zhifang and Liu ..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released Petrochina Jilin Chemical Eng Co Ltd, China Huanqiu Contracting & Engineering and PetroChina patent application for Kettle Reactor and Control Method. This invention was developed by Kong Qingjuan, Li Xinping, Wang Hongli, Dai Guoxing, Yuan Wenbo, Son W..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd patent application for Microchannel Reactor and Method for Synthesizing Oxamide by Using Microchannel Reactor. Wang Yurong, Zhang Xu and Gong Haiyan developed the inventi..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released China Petroleum & Chemical, Sinopec Nanjing Chemical Res Inst Co Ltd and Sinopec Nanjing Chemical Ind Co Ltd patent application for Regeneration Device and System for Decarburization Solution of Ethylene Oxide Device. This invention was developed by Xu ..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- Qingdao Yikesida Resource Cycle Equipment has been granted a patent for Thermal Cracking Oil Gas Condensing Equipment. Tan Xiaoyu, Ma Zongchen, Fang Shimeng, Xu Minghua and Lu Shuai developed the invention.
The patent application number is CN202422376410U 20240927. The patent publication number is CN223209..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released Jiangsu Huachen Cylinder Liner Co Ltd patent application for Safety Milling Machine for Machining Cylinder Sleeve. This invention was developed by Liu Jiuwan, Wang Mingquan, Zeng Huimin, Sha Wei, Lyu Ling, Tuo Leifeng, Jin Huaiyong and Chen Hua.
The ..
Oil & Gas
| Fri 19 Dec 2025
Munich, Dec. 20 -- European Patent Office has released Firestone Ind Products Co LLC patent application for Gas Spring End Member Assemblies as Well as Gas Spring Assemblies and Methods of Manufacture Including Same. This invention was developed by Manzoor Suhale and Onita Gabriel V.
The patent application number is EP2024071..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has received Sinopec Group, Sinopec Oilfield Service, Sinopec Jingwei Co Ltd and Geological Measurement And Control Tech Research Institute Of Sinopec Jingwei Co Ltd patent application for Array Lateral Logging Device. Wen Jianping, Guo Yunfeng, Zhang Xiyu, Chao Yon..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published Sinopec Group, Sinopec Oilfield Service, Sinopec Jingwei Co Ltd and Geological Measurement And Control Tech Research Institute Of Sinopec Jingwei Co Ltd patent application for Ultrasonic Probe. The invention was developed by Wen Jianping, Guan Linhua, ..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released Sinopec Group, Sinopec Oilfield Service, Sinopec Jingwei Co Ltd and Geological Measurement And Control Tech Research Institute Of Sinopec Jingwei Co Ltd patent application for Hole Diameter Measuring Device. This invention was developed by Ren Yanmin, G..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published Daqing Oilfield and PetroChina patent application for Carbon Fiber Electric Heating Continuous Rod. The invention was developed by Li Jian, Xu Guangtian, Huo Dongying, Zhu Yingjun, Yang Wei, Gao Yuan, Mu Fei, Xu Tianzhu, Liu Lina, Li Xuetao and Liu Yu...
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Gas Recovery Well Shaft Natural Gas Hydrate Removing Device and Method. This invention was developed by Su Biao, Liu Yintao, Zhang Guodong, Yang Yonghua and Wu Qiang.
T..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Shengli Oilfield patent application for Wet Steam Real-time Metering and Dynamic Regulation and Control Device and Method. The invention was developed by Dai Yuting, Zou Bin, Liu Tingfeng, Liu Ming, Gai Pingyuan, ..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Shengli Oilfield patent application for Skid-mounted Small Continuous Pipe Unblocking Device and Using Method Thereof. This invention was developed by Ren Congkun, Sun Jinfeng, Che Chuanrui, Guo Hongwei, Nie Wenlon..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published Sinopec Group, Sinopec Oilfield Service, Sinopec Jingwei Co Ltd and Geological Measurement And Control Tech Research Institute Of Sinopec Jingwei Co Ltd patent application for Rotary Servo Centralizer. The invention was developed by Guan Linhua, Wen Ji..
Oil & Gas
| Fri 19 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has awarded a patent to Sichuan Yitou Environmental Protection Tech Co Ltd for Mechanical Self-locking Telescopic Gas Collecting Hood. Liu Tingping and Mou Rulan developed the invention.
The patent application number is CN202421811123U 20240730. The patent public..
Oil & Gas
| Fri 19 Dec 2025
Munich, Dec. 20 -- Topsoe has sought patent for Low Temperature Stabilization of Liquid Oils. This invention was developed by Strebel Christian Ejersbo, Mccarthy David Norman, Stummann Magnus Zingler and Lemus-olsen Lived Yegres.
The patent application number is EP20230834194 20231220. The patent publication number is EP46622..
Oil & Gas
| Fri 19 Dec 2025
Munich, Dec. 20 -- Thyssenkrupp Millservices & Systems GmbH and ThyssenKrupp AG have filed a patent application for Slag Production Process as Carbon Dioxide Sink. This invention was developed by Dohlen Michael.
The patent application number is EP20250181628 20250610. The patent publication number is EP4663616 (A1). Internati..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd patent application for Ion Exchange Resin for Ester Exchange as Well as Preparation Method and Application of Ion Exchange Resin. The invention was developed by Tao Guij..
Oil & Gas
| Fri 19 Dec 2025
Munich, Dec. 20 -- Linde Material Handling GmbH has applied European patent for Industrial Truck, in Particular Counterbalance Forklift. Cajan Boris and Heiss Simone developed it.
The patent application number is EP20250180958 20250605. The patent publication number is EP4663597 (A1). International Patent Classification code ..
Oil & Gas
| Fri 19 Dec 2025
Beijing, Dec. 20 -- China National Petroleum and Daqing Petrochemical Machinery Plant Co Ltd have been awarded a patent for Manufacturing Tool for Combined Efficient Heat Exchanger. This invention was developed by Han Yongqiang, Cai Lichun, Kong Xiangwei, Zhao Yulong, Ba Dongping, Feng Miao, Qin Guomin, Shu Shijiang and Zhang Ju..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd patent application for Preparation Method of Polyester and Obtained Polyester. The invention was developed by Kuang Jun, Zhou Wenle and Zhang Yinghong.
The patent app..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd patent application for Preparation Method of Degradable Polyester and Obtained Degradable Polyester. This invention was developed by Tian Yuchuan and Wang Hongxue.
The..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Polymer, Preparation Method Thereof and Thickening Composition Containing Polymer. This invention was developed by Lei Wei, Liu Yuan, Wang Jia, Pan Baofeng, Xia Haiying an..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd patent application for Separation Method and Separation System of Propylene Epoxidation Product. The invention was developed by Wang Chao, Jin Guojie, Zhang Suyuan, Yang..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Shengli Oilfield patent application for Desulfurizing Agent for Oil Field and Preparation Method Thereof. This invention was developed by Yu Dandan, Yuan Changzhong, Xu Bowen, Ma Xiao, Liu Jiming, Wang Guan, Feng Y..
Oil & Gas
| Fri 19 Dec 2025
Munich, Dec. 20 -- Linde Material Handling GmbH has applied European patent for Grommet for Passing an Electrical Connecting Cable Through a Body Opening of a Vehicle and Vehicle with Cable Sleeve. Cajan Boris developed it.
The patent application number is EP20250177830 20250521. The patent publication number is EP4663485 (A1..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd patent application for Method and System for Preparing alkyl Alcohol by Degrading Polyolefin and Application of Method and System. The invention was developed by Huang X..
Oil & Gas
| Fri 19 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has received China Petroleum & Chemical and SINOPEC Engineering (Group) patent application for Online Monitoring and Control System for Amine Liquid Thermal Stable Salt Content. Du Yannian, Yang Yanjia, Bao Zhenyu, Li Xiaowei, Fan Zhishuai and Zhang Meng developed t..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Catalyst patent application for Super-hydrophobic Aerogel Composite Material as Well as Preparation Method and Application Thereof. Zhang Chunxiao, Zhao Baohuai, Hu Haiqiang, Han Shuai, Ren Jing and Yuan Zhiwei dev..
Oil & Gas
| Fri 19 Dec 2025
Munich, Dec. 20 -- European Patent Office has released Rushnu Inc patent application for System and Method for Converting Carbon Dioxide in a Gas Stream to Commercially Desirable Chemical Products. This invention was developed by Hanifzadeh Mohammad Matin and Faylor Jackson.
The patent application number is EP20240754133 2024..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Activation Composition and Gel Breaker Containing Same. This invention was developed by Lei Wei, Ren Guirong, Yang Jian, Chen Zhihui, Lan Lin and Jian Gaoming.
The pate..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Composition and Paraffin Remover and Inhibitor Containing Same. The invention was developed by Chen Zhihui, Yang Li, Xia Haiying, Liu Yintao, Pan Baofeng and Zhao Xiang.
..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released PetroChina and Beijing University of Chemical Technology patent application for Hydrocracking Method and System. This invention was developed by Tan Qingfeng, Luo Yong, Hu Changlu, Chu Guangwen, Su Wu, Zou Haikui, Yang Xu, Sun Baochang, Zhang Xinyue and..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd patent application for Method for Producing Needle Coke. The invention was developed by Quan Hui, Hu Shaojian, Liu Lindong, Wang Xiaosi and Jang Ji Eun.
The pat..
Oil & Gas
| Fri 19 Dec 2025
Beijing, Dec. 20 -- Sinopec Sales Co Ltd Hainan Petroleum Branch has been granted a patent for Long-distance Pipeline Treatment Clamp. Jia Yi developed the invention.
The patent application number is CN202422481715U 20241014. The patent publication number is CN223210784 (U). International Patent Classification code is B23K37/..
Oil & Gas
| Fri 19 Dec 2025
Beijing, Dec. 20 -- Shiyan Jieding Cylinder Mfg Co Ltd has been awarded a patent for Automatic Welding Seam Polishing Device. This invention was developed by Liu Jing, Yang Jie and Wang Daosui.
The patent application number is CN202422451653U 20241010. The patent publication number is CN223211054 (U). International Patent Cla..
Oil & Gas
| Fri 19 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has received China National Petroleum and Cnpc Engineering Mat R & D Company Limited patent application for Intelligent Identification Method and System for Pipeline Weld Defect, Computing Equipment and Medium. Wu Gang, Luo Jinheng, Xia Ruochen, Xu Duolin, Li Lifeng..
Oil & Gas
| Fri 19 Dec 2025
Beijing, Dec. 20 -- Fuzhou Probest Intelligent Energy Tech Co Ltd has filed a patent application for On-line Analysis Instrument Anti-drift Capacitance Type Pipeline Liquid Detection Method and On-line Analysis Instrument Anti-drift Capacitance Type Pipeline Liquid Detection Device. This invention was developed by Chen Xiaoyong,..
Oil & Gas
| Fri 19 Dec 2025
Beijing, Dec. 20 -- Hebei Zhongning Gas Chemical Co Ltd has secured a patent on Reaction Tank for Gas Production. Cao Yongjie and Ma Ning developed the invention.
The patent application number is CN202422484838U 20241015. The patent publication number is CN223209472 (U). International Patent Classification codes are B01D53/18..
Oil & Gas
| Fri 19 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has released Beijing SDL Technology patent application for Online Monitoring Device and Monitoring Method for Inorganic Elements in Flue Gas. This invention was developed by Luo Wuwen, Ao Xiaoqiang, Chen Zhangpeng, He Pengfei, Li Sishou, Wang Haitong and Guo Yulong...
Oil & Gas
| Fri 19 Dec 2025
Munich, Dec. 20 -- European Patent Office has released Consejo Superior Investigacion and Univ Valencia Politecnica patent application for Catalyst Containing Ruthenium-oxo-carbonate as an Active Phase for the Hydrogenation of CO2 to Form Methane at Low Reaction Temperatures. This invention was developed by Corma Canós Avelino,..
Oil & Gas
| Fri 19 Dec 2025
Beijing, Dec. 20 -- China Nat Offshore Oil Corp and Beijing Res Center CNOOC China Co Ltd have submitted a patent application for Heavy Component Deposition Microdynamics Behavior Observation Experiment Device and Observation Method. This invention was developed by Qin Rui, Chen Haihong, Li Qingping, Li Dan, Lyu Xin, Ge Yang, Li..
Oil & Gas
| Fri 19 Dec 2025
Beijing, Dec. 20 -- State Intellectual Property Office of China has awarded a patent to Hangzhou Hanglian Lubricating Oil Co Ltd for Feeding Structure for Lubricating Oil Processing. Wu Wenlin developed the invention.
The patent application number is CN202422323916U 20240924. The patent publication number is CN223209403 (U). ..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Controllable Core Oil Saturation Device and Method. This invention was developed by Zhang Yulong, Lan Lin, Ou Biao, Yang Jian, Pan Baofeng and Xia Haiying.
The patent application number is CN202311588011 2023..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas hav submitted a patent application for Repeated Switch Sealing Test Device. This invention was developed by Hu Dan, Cao Bo, Yang Yonghua, Chen Chen, Zhao Wei and Cui Jingyu.
The patent application number is CN202311594600 20231127. The patent publi..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- Cnpc Shenzhen New Energy Res Institute Co Ltd and PetroChina have submitted a patent application for Ground Source Heat Pump System and Control Method Thereof. This invention was developed by Xiong Bo, Xin Fudong, Fang Chaohe, Wang Shejiao, Mo Shaoyuan, Xue Yafei, Du Guanglin and Zhu Dongxue.
The patent ap..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Gas Well Produced Liquid Transferring System and Adjusting Method. This invention was developed by Xiao Mao, Luo Guoshi, Zhang Guodong, Zhou Xiaohu, Lu Yu and Yang Na.
The patent application number is CN20231..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- Daqing Oilfield and PetroChina have sought patent for Deep Carbonate Rock Lithology Identification Method Based on Gamma-ray Spectrum Logging. This invention was developed by Yan Bo, Li Qiang, He Xiangxiang, Liu Yang, Zhang Bin, Zhang Tingting, Deng Rui and Cao Yang.
The patent application number is CN2023..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- Sinopec Group, Sinopec Oilfield Service, Sinopec Jingwei Co Ltd and Geological Measurement And Control Tech Research Institute Of Sinopec Jingwei Co Ltd have filed a patent application for Logging Instrument Circuit Device for Measuring Dielectric Constant and Resistivity. This invention was developed by Zang..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- Daqing Oilfield and PetroChina have submitted a patent application for Well Logging Qualitative Identification Method for Water Flooded Layer of Medium-low Permeability Sandstone Reservoir. This invention was developed by Ding Jiwei, Yan Weilin, Ma Hongyu, Yang Qingshan, Yin Shujun, Li Chuang, Wang Xueping, C..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have sought patent for Method for Determining Dessert Area of Mixed Shale Oil. This invention was developed by Zhou Xiaoxiao, Li Yuzhi, Ou Haowen, Yan Haiqing, Wang Tao, Li Lian and Liu Yunlan.
The patent application number is CN202311582008 20231124...
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Stable Production Method Suitable for Crack Production Control Compact Sandstone Reservoir with Edge and Bottom Water. This invention was developed by Li Feng, Li Huaji, Wang Shuyan, Yang Zhe, Lu Yixiang, Deng S..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and North China Oil and Gas Branch China Petroleum & Chemical have submitted a patent application for Method for Determining Reservoir Thickness. Yuan Yong, Zhao Gan, Li Yang, Tsuei Lun, Chen Di and Zhang Ziwei developed the invention.
The patent application number is CN202311532..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for System and Method for Positioning Downhole Tool. This invention was developed by Ou Biao, Hu Daliang, Yan Yancheng, Guo Zhiliang, Huang Min and Hwang Hasoon.
The patent application number is CN202311594681 20..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- Sinopec Group, Sinopec Oilfield Service, Sinopec Jingwei Co Ltd and Geological Measurement And Control Tech Research Institute Of Sinopec Jingwei Co Ltd have applied Chinese patent for Pressure Balancing Device of Array Lateral Electrode System and Array Lateral Electrode System. Wen Jianping, Guo Yunfeng, Di..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have submitted a patent application for Multistage Control Permeability Quantitative Prediction Method and Device, Electronic Equipment and Medium. Li Min, Dai Shiming, Wang Yang, Shen Hui and Zhou Feng developed the invention.
The pat..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- Sinopec Oilfield Service, Sinopec Zhongyuan Petroleum Eng Ltd and Drilling Eng Tech Res Inst Sinopec Zhongyuan Petroleum Eng Co Ltd have applied Chinese patent for Well Drilling Parameter Optimization and Downhole Working Condition Determination Method, Device, Equipment and Medium. Sheng Yanan, Hu Jianjun, L..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Reformation Method and System for Oil and Gas Reservoir. This invention was developed by Ci Jianfa, Liu Lin, Li Yongming, Hu Yongzhang, Lim Li-se and Zhong Jingmin.
The patent application number is CN20231159..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Fracturing Method and System for Normal-pressure Tight Sandstone Reservoir. Teng Xiaolan, Yang Su, Ci Jianfa, Li Yongming, Qiu Ling and Lu Li developed the invention.
The patent application number is CN202311..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have filed a patent application for Reservoir Transformation Method and System. This invention was developed by Ci Jianfa, Yang Yandong, Yang Yonghua, Qiu Ling and Liu Qi.
The patent application number is CN202311594686 20231127. The patent publica..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering and Drilling Tech Res Inst Shengli Petroleum Eng Co Ltd Sinopec have sought patent for Screen Pipe, Well Entering Method, Well Washing Method and Well Completion Method. This invention was developed by Song Han-rim, Li Wei, Huang Wenhuan, Ma Deca..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have applied Chinese patent for Directional Selection Underground Hydraulic Channel Device and Using Method Thereof. Huang Huicai, Xu Lingling, Wang Shoujun, Song Huihui, Li Dezhong, Zhang Guoyu, Liu Xiangshan, Wang Yongqing, Chen Jun and Shi Qiong devel..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have sought patent for Delay Toe End Sliding Sleeve. This invention was developed by Zhao Wei, Hu Dan, Liu Tao, Qian Jiang, Pang Wenfeng and Zeng Mingyong.
The patent application number is CN202311586533 20231127. The patent publication number is C..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have sought patent for Anti-deformation Differential Pressure Sliding Sleeve. This invention was developed by Hu Dan, Zhao Wei, Gu Zhanyu, Yang Yonghua, Teng Wenjiang and Cui Jingyu.
The patent application number is CN202311586530 20231127. The pat..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Differential Pressure Sliding Sleeve for Preventing Friction Locking of Inner Cylinder and Outer Cylinder. Gu Zhanyu, Hu Dan, Cao Bo, Yang Yonghua, Zhao Wei and Teng Wenjiang developed the invention.
The pate..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Differential Pressure Sliding Sleeve. Zhao Wei, Hu Dan, Yang Yonghua, Chen Chen, Liu Tao and Qian Jiang developed the invention.
The patent application number is CN202311586524 20231127. The patent publicatio..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have applied Chinese patent for Blanking Plug for Plugging Sand Blasting Opening of Sand Blasting Sliding Sleeve and Plugging Method. Liu Yintao, Li Youpei, Dong Haifeng, Su Biao, Zhang Guodong and Zhang Yao developed it.
The patent application num..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have applied Chinese patent for Downhole Recovery Tool and Method. Liu Tao, Lei Wei, Hou Zhimin, Cui Jingyu, Pan Jian and Zeng Mingyong developed it.
The patent application number is CN202311594692 20231127. The patent publication number is CN12004..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have submitted a patent application for Spherical Milling Head for Oil and Gas Well and Use Method of Spherical Milling Head. This invention was developed by Ma Bo, Yi Xifeng, Liu Yuguo, Tian Yugang, Wei Jianfei, Zhou Jingcai, Wen Zhiping, Zhang Zhonghui..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have applied Chinese patent for Centrifugal Full-hole Grinding and Milling Tool for Oil Well Overhaul and Using Method of Centrifugal Full-hole Grinding and Milling Tool. Ma Bo, Yi Xifeng, Liu Yuguo, Zhang Zhonghui, Lu Yongsheng, Zhou Jingcai, Wei Jianfe..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- Sinopec Group; Sinopec Oilfield Service, Sinopec Jingwei Co Ltd and Geological Measurement And Control Tech Research Institute Of Sinopec Jingwei Co Ltd have submitted a patent application for Arm Opening and Closing Device. Liu Lei, Kal Seung-ha, Yu Yunhua, Hou Weidong, Sun Feng and Sha Zhenghua developed th..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have sought patent for Rotary Guiding Assembly Drill Collar Centering Device and Installation Method and System Thereof. This invention was developed by Zhang Wei, Li Guoqing, Song Hongxi, Mi Jintai, Zheng Yiting and C..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Drifting Centralizer and Using Method. This invention was developed by Liu Wei, Zhu Liping, Li Hui, Qin Songbai and Zeng Mian.
The patent application number is CN202311582251 20231124. The patent publication ..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- Shelfoil Petroleum Equipment & Services Co Ltd, China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have applied Chinese patent for Return-plugging Connector. Zhang Rui, Zhang Guanlin, Zhang Yanhui, Pang Jianxin and Su Dongtao developed it.
The patent application num..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd have submitted a patent application for Residual Oil Hydrotreating Method. This invention was developed by Han Kunpeng, Liu Tiebin, Sheng Qingqing, Geng Xinguo and Yuan Shenghua.
The patent application number is CN2023..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have submitted a patent application for Method for Recovering Combined cumyl Chloride from Heavy Oil Material Flow. This invention was developed by Wang Chao, Jin Guojie, Miao Xiaochun, Kang Chenjun, Huang Zheng and Ding Lin.
..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have sought patent for Low-adsorption Strong Flowback Treatment Agent and Fracturing Fluid Containing Same. This invention was developed by Lei Wei, Tan Jia, Chen Zhihui, Ren Guirong, Pan Baofeng and Yu Da-yong.
The patent application number is CN2..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Northwest Oil Field Co have submitted a patent application for Foam-producing Dispersion Liquid as Well as Preparation Method and Application Thereof. This invention was developed by Xu Yanyan, Wu Yajun, Li Shenglin, Yang Zuguo, Fan Qiang and Feng Xubao.
The patent ap..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Northwest Oil Field Co have sought patent for High-temperature-resistant Foam-producing Dispersion Liquid as Well as Preparation Method and Application Thereof. This invention was developed by Li Shenglin, Xi Linghui, Shi Xin, Tian Lei, Yang Biao and Wu Yajun.
The pat..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have submitted a patent application for Oil-displacing Composition, Oil-displacing Agent, and Preparation Method and Application of Oil-displacing Agent. This invention was developed by Bao Xinning, Hou Jirui, Wu Hairong, Jin J..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have sought patent for Surfactant Composition for Improving Recovery Efficiency Through Steam Thermal Recovery as Well as Preparation Method and Application of Surfactant Composition. This invention was developed by Wang Huihui..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Northwest Oil Field Co have submitted a patent application for Method for Preparing Temporary Plugging Agent. This invention was developed by Luo Pandeng, Li Chunyue, Zhao Bing, Yan Yujie, Hou Fan and Fang Haoqing.
The patent application number is CN202311592787 20231..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and North China Oil and Gas Branch China Petroleum & Chemical have submitted a patent application for Lubricant for Silicate Drilling Fluid and Application Thereof. This invention was developed by Wang Xiang, Dang Binghua, Qiu Xiaoqing, Cen Youliang, Wang Ruiyang and Jiang Xinge.
..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Jianghan Oilfield Branch of China Petroleum & Chemical have submitted a patent application for Low-friction Water-based Drilling Fluid for Shale Gas Slimming Well and Preparation Method of Low-friction Water-based Drilling Fluid. This invention was developed by Wang Hui, Lu Hepi..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have submitted a patent application for Silicon Dioxide/polyhedral Oligomeric Silsesquioxane Composite Epoxy Resin, High-temperature-resistant Damp-heat-resistant High-modulus Epoxy Resin and Preparation Method Thereof. This in..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have filed a patent application for Preparation Method of Low-color-value Polyester and Obtained Polyester. This invention was developed by Kuang Jun, Zhou Wenle and Xiong Jingen.
The patent application number is CN202311591..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have submitted a patent application for Polymer Type Surfactant as Well as Preparation Method and Application Thereof. This invention was developed by Li Yingcheng, Su Zhiqing, Sun Hui, Sun Shengjie, Xu Hui and Zhu Yixing.
T..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have applied Chinese patent for Dopo-based Compound and Preparation Method Thereof, Epoxy Resin Curing Agent, Flame Retardant and Flame-retardant Epoxy Resin Composition. Wang Xin, Zhang Ousheng, Tang Jianhua, Yu Ronglu, Feng Y..
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have sought patent for Hydrogen Sulfide Inhibitor for Fracturing and Preparation Method Thereof. This invention was developed by Yu Dandan, Pan Yongqiang, Yuan Changzhong, Jiang Yiran, Xu Chuang, Xu Peng, Geng Xueli, Wang Guan, Feng Yiru and Xiang Yiwei...
Oil & Gas
| Sat 20 Dec 2025
Beijing, Dec. 20 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have filed a patent application for Method and Device for Reducing Content of Formaldehyde in Olefin Epoxidation Reaction Product. This invention was developed by Miao Xiaochun, Wang Chao, Zhang Suyuan, Yang Hong-woon, Ding Lin..
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